Jeffry Williamson, CADC I
NPI 1992219364 · Addiction (Substance Use Disorder) Counselor · Eugene, OR
Jeffry Williamson, CADC I is a Addiction (Substance Use Disorder) Counselor provider in Eugene, OR (NPI 1992219364).
Provider details
- NPI number
- 1992219364
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CADC I
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-11-21
- Last updated
- 2020-01-06
- Certified
- 2020-01-06
Frequently asked questions
- What is Jeffry Williamson's NPI number?
- Jeffry Williamson's National Provider Identifier (NPI) is 1992219364, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffry Williamson's specialty?
- Jeffry Williamson is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Jeffry Williamson located?
- Jeffry Williamson's practice location on file with NPPES is 605 W 4th Ave, Eugene, OR 97402-5022.
- What is Jeffry Williamson's phone number?
- The practice phone number listed in the NPPES registry for Jeffry Williamson is (541) 762-4575.
- Is Jeffry Williamson's NPI active?
- Yes — Jeffry Williamson's NPI (1992219364) is active in the NPPES registry as of the last update on 2020-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.